[MRG+1] Add sample weights support to kernel density estimation (fix #4394)#10803

Merged

jnothman merged 19 commits intoscikit-learn:masterfrom

samronsin:sample-weights-in-KDE

Jun 26, 2018

Commits on Mar 13, 2018

Add sample weights support to kernel density estimation (fix #4394)
samronsin
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Commits on Mar 14, 2018

Add tests for the equivalence of sample weights and repetition for integer weights
samronsin
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Fix integer division in new tests (Python 3)
samronsin
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Commits on Mar 18, 2018

Commits on Mar 26, 2018

Add tests for sampling along with a minor change in the random generation of the index in the non-weighted case
samronsin
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Commits on Apr 14, 2018

Address comments from review
samronsin
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Commits on Apr 15, 2018

Make Travis happy
samronsin
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Commits on Apr 16, 2018

Introduce n_samples_test
samronsin
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Commits on May 28, 2018

Use check_consistent_length to check length consistency
samronsin
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Commits on May 29, 2018

Define sum_weight in all cases and get rid of redundant variable Z
samronsin
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Commits on Jun 3, 2018

Improve maintability by simplifying branching at the cost of ~10-15% performance in the fit method (might want to revert)
samronsin
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Commits on Jun 4, 2018

Commits on Jun 26, 2018